diff --git a/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java b/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java
index b413ffec..59354546 100644
--- a/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java
+++ b/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java
@@ -81,7 +81,7 @@ public class OfficeUtils {
         }
         if (PlatformUtils.isWindows()) {
             // %ProgramFiles(x86)% on 64-bit machines; %ProgramFiles% on 32-bit ones
-            String homePath = ConfigUtils.getHomePath();
+            String  officePluginPath = ConfigUtils.getOfficePluginPath();
             String programFiles = System.getenv("ProgramFiles(x86)");
             if (programFiles == null) {
                 programFiles = System.getenv("ProgramFiles");
@@ -89,7 +89,7 @@ public class OfficeUtils {
             return findOfficeHome(
                 programFiles + File.separator + "OpenOffice 4",
                 programFiles + File.separator + "LibreOffice 4",
-                homePath + File.separator + "office"
+                officePluginPath + File.separator + "windows-office"
             );
         } else if (PlatformUtils.isMac()) {
             return findOfficeHome(
diff --git a/office-plugin/src/main/java/org/artofsolving/jodconverter/util/ConfigUtils.java b/office-plugin/src/main/java/org/artofsolving/jodconverter/util/ConfigUtils.java
index 2443d611..8a808808 100644
--- a/office-plugin/src/main/java/org/artofsolving/jodconverter/util/ConfigUtils.java
+++ b/office-plugin/src/main/java/org/artofsolving/jodconverter/util/ConfigUtils.java
@@ -9,6 +9,7 @@ import java.io.File;
 public class ConfigUtils {
 
     private static final String MAIN_DIRECTORY_NAME = "server";
+    private static final String OFFICE_PLUGIN_NAME = "office-plugin";
 
     public static String getHomePath() {
         String userDir = System.getenv("KKFILEVIEW_BIN_FOLDER");
@@ -28,6 +29,23 @@ public class ConfigUtils {
         return userDir;
     }
 
+
+    public static String getOfficePluginPath() {
+        String userDir = System.getenv("KKFILEVIEW_BIN_FOLDER");
+        if (userDir == null) {
+            userDir = System.getProperty("user.dir");
+        }
+        if (userDir.endsWith("bin")) {
+            userDir = userDir.substring(0, userDir.length() - 4);
+        } else {
+            String separator = File.separator;
+            if (!userDir.contains(OFFICE_PLUGIN_NAME)) {
+                userDir = userDir + separator + OFFICE_PLUGIN_NAME;
+            }
+        }
+        return userDir;
+    }
+
     public static String getCustomizedConfigPath() {
         String homePath = getHomePath();
         String separator = java.io.File.separator;
diff --git a/server/src/main/java/cn/keking/web/filter/TrustHostFilter.java b/server/src/main/java/cn/keking/web/filter/TrustHostFilter.java
index 65bc564f..5d09feac 100644
--- a/server/src/main/java/cn/keking/web/filter/TrustHostFilter.java
+++ b/server/src/main/java/cn/keking/web/filter/TrustHostFilter.java
@@ -3,6 +3,7 @@ package cn.keking.web.filter;
 import cn.keking.config.ConfigConstants;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.core.io.ClassPathResource;
+import org.springframework.util.Base64Utils;
 import org.springframework.util.FileCopyUtils;
 
 import javax.servlet.*;